RFR: 8292051: jdk/internal/misc/TerminatingThreadLocal/TestTerminatingThreadLocal.java failed "AssertionError: Expected terminated values: [666] but got: []" [v3]

[Alan Bateman]

> Change the test to use a custom scheduler so there is better control on when the carrier threads terminates. Also convert test to TestNG so that all test cases can be run in the context of a virtual thread.

Alan Bateman has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains seven commits:

 - Merge
 - Merge
 - Remove unnecesary check
 - Merge ffc681f3cccfdf473d4cc037e5f3e50f8172eec3 from plevart
 - Convert to TestNG and run all tests on a virtual thread
 - Merge
 - Change test to use custom scheduler, easier to test reliably

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Changes: https://git.openjdk.org/jdk/pull/9819/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=9819&range=02
  Stats: 143 lines in 2 files changed: 45 ins; 55 del; 43 mod
  Patch: https://git.openjdk.org/jdk/pull/9819.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/9819/head:pull/9819

PR: https://git.openjdk.org/jdk/pull/9819